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DAI-EL G-381 stands out with its odorless feature and good compression set. In sheet and solid forms, it serves the automotive and transportation markets, specifically in O rings and fuel entrance cover seals. With solubility in lower ketones and esters, this white-colored product is suitable for compression molding processes.

Polymer Name: Fluoroelastomer (FKM)

Physical Form: Sheets, Solid

Features: Good Compression Set, Odorless

End Uses: Fuel Entrance Cover Seal, O Rings

Tensile Strength: 13.2 - 13.2 MPa

Color: White

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Identification & Functionality

Chemical Family
Technologies

Features & Benefits

Product Benefits

DAI-EL G-381 is a cure-incorporated terpolymer of vinylidene fluoride and hexafluoropropylene which is suitable for compression molding. It has excellent compression set.

Applications & Uses

Plastics & Elastomers End Uses
Plastics & Elastomers Processing Methods

Properties

Color
Physical Form
Soluble in
Lower ketones and esters
Physical Properties
ValueUnitsTest Method / Conditions
Compression Set (at 200°C,70 hours, 25% Compression*³)13%
Elongation (at break)230%ASTM D412
Fluorine Content66mass%
Hardness (at 3 sec)69Shore AASTM D2240
Hardness (at Peak)73Shore AASTM D2240
Low Temperature Retraction (TR10)-18°CASTM D1329
Mooney Viscosity (ML₁₊₁₀) (at 100°C)65MUASTM D1646
Mooney Viscosity (ML₁₊₁₀) (at 121°C)40MUASTM D1646
Specific Gravity (at 23°C)1.81ASTM D792
Tensile Strength13.2MPaASTM D412
Physical Properties of Vulcanizate
ValueUnitsTest Method / Conditions
100% Tensile Stress*²4.6MPaASTM D412
Note

*1 The above values are representative and not guaranteed.
*2 [Formula] DAI-EL G-381: 100 phr, MT carbon black (N990): 20 phr, Calcium hydroxide: 6 phr, Magnesium Oxide (high-active): 3 phr, [Curing condition] Press cure: 10min@170°C, Oven cure: 24hrs@230°C.
*3 P-24 O-ring

Safety & Health

Handling Method / Safety Information
  • Be sure to read the Safety Data Sheet (SDS) and precautions on the label before using.
  • This product has been developed for industrial purpose and we shall not guarantee the safety if used for any other purposes. If it is going to be used for medical or food applications, please contact us in advance.

Packaging & Availability

Packing Specification

20Kg